000 002700000a22001570004500
869 _a1960-79
_v4-23
869 _a1980
_v24
_n1-3.
222 _aComputer news
022 _a
505 _a
500 _a
260 _aLondon
260 _b
852 _aBAO
599 _a
999 _c772
_d772